EP0996127A3 - Méthode de commande de suivi de piste - Google Patents

Méthode de commande de suivi de piste Download PDF

Info

Publication number
EP0996127A3
EP0996127A3 EP99118991A EP99118991A EP0996127A3 EP 0996127 A3 EP0996127 A3 EP 0996127A3 EP 99118991 A EP99118991 A EP 99118991A EP 99118991 A EP99118991 A EP 99118991A EP 0996127 A3 EP0996127 A3 EP 0996127A3
Authority
EP
European Patent Office
Prior art keywords
tracking control
data
head unit
region
control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP99118991A
Other languages
German (de)
English (en)
Other versions
EP0996127A2 (fr
EP0996127B1 (fr
Inventor
Jürgen Kaaden
Peter Mahr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Deutsche Thomson Brandt GmbH
Original Assignee
Deutsche Thomson Brandt GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Deutsche Thomson Brandt GmbH filed Critical Deutsche Thomson Brandt GmbH
Priority to EP04016777A priority Critical patent/EP1482504B1/fr
Publication of EP0996127A2 publication Critical patent/EP0996127A2/fr
Publication of EP0996127A3 publication Critical patent/EP0996127A3/fr
Application granted granted Critical
Publication of EP0996127B1 publication Critical patent/EP0996127B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/584—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/1055—Disposition or mounting of transducers relative to record carriers
    • G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/1055—Disposition or mounting of transducers relative to record carriers
    • G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the carrier
    • G11B11/10578—Servo format, e.g. prepits, guide tracks, pilot signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/086—Access to indexed tracks or parts of continuous track on tapes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • G11B21/103—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on tapes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10532—Heads
    • G11B11/10541—Heads for reproducing
    • G11B11/10543—Heads for reproducing using optical beam of radiation
    • G11B11/10547—Heads for reproducing using optical beam of radiation interacting with the magnetisation of an intermediate transfer element, e.g. magnetic film, included in the head
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5504—Track change, selection or acquisition by displacement of the head across tape tracks
    • G11B5/5508—Control circuits therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
    • G11B7/0031—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent using a rotating head, e.g. helicoidal recording

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
EP99118991A 1998-10-10 1999-09-27 Méthode de commande de suivi de piste Expired - Lifetime EP0996127B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP04016777A EP1482504B1 (fr) 1998-10-10 1999-09-27 Méthode de régulation de suivi de piste

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19846835A DE19846835A1 (de) 1998-10-10 1998-10-10 Verfahren zur Spurlageregelung
DE19846835 1998-10-10

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP04016777A Division EP1482504B1 (fr) 1998-10-10 1999-09-27 Méthode de régulation de suivi de piste

Publications (3)

Publication Number Publication Date
EP0996127A2 EP0996127A2 (fr) 2000-04-26
EP0996127A3 true EP0996127A3 (fr) 2001-01-24
EP0996127B1 EP0996127B1 (fr) 2004-08-04

Family

ID=7884110

Family Applications (2)

Application Number Title Priority Date Filing Date
EP99118991A Expired - Lifetime EP0996127B1 (fr) 1998-10-10 1999-09-27 Méthode de commande de suivi de piste
EP04016777A Expired - Lifetime EP1482504B1 (fr) 1998-10-10 1999-09-27 Méthode de régulation de suivi de piste

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP04016777A Expired - Lifetime EP1482504B1 (fr) 1998-10-10 1999-09-27 Méthode de régulation de suivi de piste

Country Status (5)

Country Link
US (2) US6433952B1 (fr)
EP (2) EP0996127B1 (fr)
JP (2) JP4204151B2 (fr)
CN (1) CN1134006C (fr)
DE (3) DE19846835A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7649707B2 (en) 2005-03-18 2010-01-19 Quantum Corporation Auto-servo tape system and associated recording head
US7826169B2 (en) 2007-04-25 2010-11-02 Quantum Corporation Servo error detection and compensation utilizing virtual data tracking servo methods

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6493174B1 (en) * 2000-02-17 2002-12-10 Imation Corp. Optical servo system for use with magnetic data storage tape having magnetic reference indicators
US7149050B2 (en) * 2003-10-20 2006-12-12 Quantum Corporation Diffractive position sensors and control systems
US7835108B2 (en) 2007-06-28 2010-11-16 Imation Corp. Data storage tape recertification
US10802085B2 (en) * 2018-12-11 2020-10-13 Vulcan Inc. Magneto optic disk imager

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4472750A (en) * 1981-07-02 1984-09-18 Irwin Magnetic Systems, Inc. Data record with pre-recorded transducer positioning signals, and system for utilizing same
JPH0546961A (ja) * 1991-08-12 1993-02-26 Sharp Corp 磁気記録再生装置
US5629813A (en) * 1993-06-14 1997-05-13 International Business Machines Corporation Initialization and calibration of magnetic tape having multiple servo areas
US5661616A (en) * 1993-01-12 1997-08-26 Imation Corp. Track servo control method for data cartridge tape drives
EP0795864A2 (fr) * 1996-03-14 1997-09-17 Deutsche Thomson Brandt Méthode et support d'enregistrement longitudinal multipiste permettant le suivi de piste pendant l'enregistrement/reproduction de groupes de pistes

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3919697A (en) * 1974-06-26 1975-11-11 Battelle Development Corp Data record tracking using track identifying information in the gaps between recorded data groups
JPH0668893B2 (ja) * 1986-01-23 1994-08-31 日本電信電話株式会社 磁気ヘツドの位置決め制御方式
US4802030A (en) * 1986-06-25 1989-01-31 Hewlett-Packard Company Head-tape alignment apparatus with a tape edge find operation
JP2550051B2 (ja) * 1987-02-25 1996-10-30 株式会社日立製作所 光カード，光カードの記録再生方法，及び，光カード記録再生装置
US5008765A (en) * 1989-01-17 1991-04-16 Minnesota Mining And Manufacturing Company Method and apparatus for reading or writing on tape using a servo positioned multiple channel head
US5262908A (en) * 1990-02-20 1993-11-16 Sharp Kabushiki Kaisha Tracking control device for magnetic recording/reproducing apparatus
US5726824A (en) * 1991-12-10 1998-03-10 Exabyte Corporation Head positioning in a multi-track magnetic tape recorder/player
US5294803A (en) * 1991-12-30 1994-03-15 Tandberg Data A/S System and a method for optically detecting an edge of a tape
EP0557552B1 (fr) * 1992-02-26 1997-04-16 Tandberg Data A/S Procédé et appareil d'effacement d'information d'une bande magnétique
US5396376A (en) * 1992-03-23 1995-03-07 Conner Peripherals, Inc. Multi-track embedded servo recording format and method
WO1994012975A1 (fr) * 1992-11-20 1994-06-09 Minnesota Mining And Manufacturing Company Procede et dispositif permettant d'identifier les pistes d'une bande
US5394280A (en) * 1993-06-14 1995-02-28 International Business Machines Corporation Detecting a servo error on a magnetic tape and identifying extent and location of the detected servo error by linked control marks
US5943180A (en) * 1995-12-26 1999-08-24 Mitsubishi Chemical Company Information recording medium and recording/reproducing method for utilizing the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4472750A (en) * 1981-07-02 1984-09-18 Irwin Magnetic Systems, Inc. Data record with pre-recorded transducer positioning signals, and system for utilizing same
JPH0546961A (ja) * 1991-08-12 1993-02-26 Sharp Corp 磁気記録再生装置
US5661616A (en) * 1993-01-12 1997-08-26 Imation Corp. Track servo control method for data cartridge tape drives
US5629813A (en) * 1993-06-14 1997-05-13 International Business Machines Corporation Initialization and calibration of magnetic tape having multiple servo areas
EP0795864A2 (fr) * 1996-03-14 1997-09-17 Deutsche Thomson Brandt Méthode et support d'enregistrement longitudinal multipiste permettant le suivi de piste pendant l'enregistrement/reproduction de groupes de pistes

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 000, no. 000 (P - 000) 1993 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7649707B2 (en) 2005-03-18 2010-01-19 Quantum Corporation Auto-servo tape system and associated recording head
US7826169B2 (en) 2007-04-25 2010-11-02 Quantum Corporation Servo error detection and compensation utilizing virtual data tracking servo methods

Also Published As

Publication number Publication date
EP1482504B1 (fr) 2006-04-26
DE69931084T2 (de) 2006-10-05
EP0996127A2 (fr) 2000-04-26
DE69931084D1 (de) 2006-06-01
US6433952B1 (en) 2002-08-13
DE69919104D1 (de) 2004-09-09
JP4204151B2 (ja) 2009-01-07
EP1482504A1 (fr) 2004-12-01
USRE39568E1 (en) 2007-04-17
JP2000113435A (ja) 2000-04-21
CN1134006C (zh) 2004-01-07
DE69919104T2 (de) 2005-01-05
EP0996127B1 (fr) 2004-08-04
CN1250934A (zh) 2000-04-19
JP4204640B2 (ja) 2009-01-07
JP2008257862A (ja) 2008-10-23
DE19846835A1 (de) 2000-04-13

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